Question

iii. body paragraph #2
a. topic sentence: what will this paragraph be about?
plastic pollution is a major threat to marine organisms.
b. evidence: what specific facts or ideas are you bringing into play here? be sure to include your full quotes and page numbers for each quote, like this: (pg. #).
according to a study in marine biology, over 80% of sea turtles have ingested plastic debris.

Explanation:

The topic sentence states plastic pollution's threat to marine organisms. The evidence given is from a Marine Biology study showing over 80% of sea - turtles have ingested plastic debris.

Answer:

The paragraph is about plastic pollution as a major threat to marine organisms, with evidence that over 80% of sea - turtles have ingested plastic debris according to a Marine Biology study.